0606 P21 - Jun 2024 - Q10 - 8 marks
7339
(a) Show that \((\tan x+\sec x)^{2}\) can be written as \(\frac{1+\sin x}{1-\sin x}\). (b) Hence solve the equation \((\tan 3 \theta+\sec 3 \theta)^{2}=6\) for \(0^{\circ} \leqslant \theta \leqslant 180^{\circ}\).
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